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秋葉, 鐐二郎, 松尾, 弘毅, AKIBA, Ryojiro, MATSUO, Hiroki 東京大学宇宙航空研究所報告 7 (1_A), 50-63, 1971-01
...Collision phenonena of the separated rocket stages due to the residual thrust of the empty stage are studied....
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横地 千仞 Archivum histologicum japonicum 1 (3), 329-337, 1950
...The secretory cycle of the human PANETH's cell may be divided into the following stages: the empty stage containing no secretory granules, the recovery stage producing the secretory granules, the accumulation...
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